object ScalaCharDemo {
  def main(args: Array[String]): Unit = {
    var char1: Char = 97
    println("char1 = " + char1)
    var char2: Char = 'a'
    var num = 10 + char2
    println("num = " + num)
    var c4: Char = 'a'
    println("c4 = " + c4)
  }
}
